Home / 91,214,436.96-125,877,558.60-49,958,672.13

Finding the Fourth Proportional to 91,214,436.96, 125,877,558.60 and 49,958,672.13

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Solution

The fourth proportional to 91,214,436.96, 125,877,558.60 and 49,958,672.13 is: 68,943,863.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,214,436.96 : 125,877,558.60 = 49,958,672.13 : x
  2. Step 2: Convert to fraction form
    91,214,436.96/125,877,558.60 = 49,958,672.13/x
  3. Step 3: Cross multiply
    91,214,436.96x = 125,877,558.60 × 49,958,672.13
  4. Step 4: Simplify right side
    91,214,436.96x = 6,288,675,678,622,262
  5. Step 5: Solve for x
    x = 6,288,675,678,622,262/91,214,436.96
  6. Step 6: Final answer
    x = 68,943,863.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.